chromium/content/test/data/accessibility/mac/attributes/ax-selected-rows.html

<!--
@SCRIPT:
  grid.accessibilityAttributeNames.has(AXSelectedRows)
  tree.accessibilityAttributeNames.has(AXSelectedRows)
  treegrid.accessibilityAttributeNames.has(AXSelectedRows)
  not_applicable.accessibilityAttributeNames.has(AXSelectedRows)
-->
<!DOCTYPE html>
<div id="grid" role="grid">
  <div role="row" aria-selected="true"></div>
</div>
<ul id="tree" role="tree">
  <li role="treeitem" aria-selected="true"></li>
</ul>
<div id="treegrid" role="treegrid">
  <div role="row" aria-selected="true"></div>
</div>
<div id="not_applicable"></div>